The compressor performance at higher altitude compared to sea level will be Same Lower Dependent on other factors Higher TRUE ANSWER : ? YOUR ANSWER : ?
Intercooling in gas turbines Decreases net output and thermal efficiency both Increases net output but decreases thermal efficiency Increases net output and thermal efficiency both Decreases net output but increases thermal efficiency TRUE ANSWER : ? YOUR ANSWER : ?
The maximum compression ratio in an actual single stage axial flow compressor is of the order of 0.048611111111111 0.00070833333333333 0.043055555555556 0.045138888888889 TRUE ANSWER : ? YOUR ANSWER : ?
When air is to be compressed at a high pressure, then it is advantageous to use Multistage compression with intercooling Multistage compression without intercooling Single stage compression None of these TRUE ANSWER : ? YOUR ANSWER : ?
The ratio of work done per cycle to the swept volume in case of compressor is called Mean effective pressure Compression index Compressor efficiency Compression ratio TRUE ANSWER : ? YOUR ANSWER : ?
In a single acting reciprocating compressor, the suction, compression and delivery of air takes place in ________ of the piston. Three strokes Four strokes One stroke Two strokes TRUE ANSWER : ? YOUR ANSWER : ?
Clearance volume in actual reciprocating compressors is essential To accommodate Valves in the cylinder head To provide cushioning effect To attain high volumetric efficiency To provide cushioning effect and also to avoid mechanical bang of piston with cylinder head TRUE ANSWER : ? YOUR ANSWER : ?
Euler's equation can be used for Axial flow compressors All of these Pumps Radial flow compressors TRUE ANSWER : ? YOUR ANSWER : ?
The ratio of isentropic work to Euler work is known as Slip factor Polytropic reaction Work coefficient Pressure coefficient TRUE ANSWER : ? YOUR ANSWER : ?
The volume of air delivered in a medium capacity air compressor per unit time is None of these 0.1 to 1.2 m³/s 0.15 to 5 m³/s Above 5 m³/s TRUE ANSWER : ? YOUR ANSWER : ?